iconcharts
0

CPU Benchmarks

Over 1,000,000 CPUs benchmarked

Intel Core2 Duo T9900 vs AMD Turion II Ultra Dual- Mobile M640

The AMD Turion II Ultra Dual-Core Mobile M640 is newer than Intel Core2 Duo T9900 @ 3.06GHz and is around -14% slower in multi-threaded (CPU Mark) testing. The AMD Turion II Ultra Dual-Core Mobile M640 is around -11% slower in single-thread testing. Both CPUs operates at simliar power levels (TDP). All the CPUs in this comparison belong in the Laptop CPU Class. The values below were tabulated from a combined 301 benchmarks submitted from our PerformanceTest software and results and are updated daily to include new submissions.

  • The first section will show basic information for each CPU selected.
  • The additional graphs shows the CPU Mark and Single Thread values of each CPU selected.
  • An accompany graph, if price data is available, will shows the value for money, in terms of the CPU Mark/Thread Rating per dollar.
  • The last section will show approximate yearly running costs for the CPUs.

×Intel Core2 Duo T9900 @ 3.06GHz×AMD Turion II Ultra Dual-Core Mobile M640+ ADD
Price Search Online Search Online
Socket TypeBGA479,PGA478S1
CPU ClassLaptopLaptop
Clockspeed3.1 GHz2.6 GHz
Turbo SpeedNot SupportedNot Supported
# of Physical Cores2 (Threads: 2)2 (Threads: 2)
CacheL1: 128KB, L2: 6.0MB, L3: 0MBL1: 256KB, L2: 2.0MB,
TDP35W35W
Yearly Running Cost$6.39$6.39
Other
First Seen on ChartQ3 2009Q4 2009
# of Samples28219
CPU Value3.00.0
Single Thread Rating(% diff. to max in group)1193(0.0%)10673(-10.5%)
CPU Mark(% diff. to max in group)1204(0.0%)1034(-14.1%)
1 - Last seen price from our affiliates NewEgg.com & Amazon.com.
3 - Single thread rating may be higher than the overall rating, thread performance is just one component of the CPU Mark.

CPU Mark Rating
As of 16th of December 2025 - Higher results represent better performance
Intel Core2 Duo T9900 @ 3.06GHz
1,204
AMD Turion II Ultra Dual-Core Mobile M640
1,034
PassMark Software © 2008-2025
CPU Value (CPU Mark / $Price)
As of 16th of December 2025 - Higher results represent better value
Intel Core2 Duo T9900 @ 3.06GHz
3.0
AMD Turion II Ultra Dual-Core Mobile M640
NA
PassMark Software © 2008-2025
CPU Single Thread Rating
As of 16th of December 2025 - Higher results represent better performance
Intel Core2 Duo T9900 @ 3.06GHz
1,193
AMD Turion II Ultra Dual-Core Mobile M640
1,067
PassMark Software © 2008-2025
Estimated Energy Usage Cost
Estimated Energy Adjustable Values
Average hours of use per day Average CPU Utilization (0-100%)1 Power cost, $ per kWh2
8
25
1Average user usage is typically low and can vary from task to task. An estimate load 25% is nominal.
2Typical power costs vary around the world. Check your last power bill for details. Values of $0.15 to $0.45 per kWh are typical.
Intel Core2 Duo T9900 @ 3.06GHz AMD Turion II Ultra Dual-Core Mobile M640
Max TDP35W35W
Power consumption per day (kWh)NANA
Running cost per dayNANA
Power consumption per year (kWh)NANA
Running cost per yearNANA
Shown CPU power usage is based on linear interpolation of Max TDP (i.e. max load). Actual CPU power profile may vary.